906889677 has 4 divisors (see below), whose sum is σ = 1209186240. Its totient is φ = 604593116.

The previous prime is 906889657. The next prime is 906889723. The reversal of 906889677 is 776988609.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 906889677 - 2⁷ = 906889549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 906889677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906889657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151148277 + ... + 151148282.

It is an arithmetic number, because the mean of its divisors is an integer number (302296560).

Almost surely, 2^906889677 is an apocalyptic number.

It is an amenable number.

906889677 is a deficient number, since it is larger than the sum of its proper divisors (302296563).

906889677 is a wasteful number, since it uses less digits than its factorization.

906889677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302296562.

The product of its (nonzero) digits is 9144576, while the sum is 60.

The square root of 906889677 is about 30114.6090295059. The cubic root of 906889677 is about 967.9467949521.

The spelling of 906889677 in words is "nine hundred six million, eight hundred eighty-nine thousand, six hundred seventy-seven".